19 Airworthiness Directives: 18 airplane, 1 rotorcraft.
AD 91-22-07 · published Dec 3, 1991, effective Dec 3, 1991
The Boeing Company Airplanes
AD 91-23-01 · published Dec 3, 1991, effective Dec 3, 1991
Textron Aviation Inc. Airplanes
AD 91-23-12 · published Dec 9, 1991, effective Dec 9, 1991
Lockheed Martin Corporation Airplanes
AD 91-23-02 · published Dec 10, 1991, effective Dec 10, 1991
Aviat Aircraft Inc Airplanes
AD 91-23-03 · published Dec 10, 1991, effective Dec 10, 1991
APEX Aircraft Airplanes
AD 91-25-01 · published Dec 10, 1991, effective Dec 10, 1991
Gulfstream Aerospace LP Airplanes
AD 91-24-08 · published Dec 12, 1991, effective Dec 12, 1991
The Boeing Company Airplanes
AD 91-22-08 · published Dec 13, 1991, effective Dec 13, 1991
The Boeing Company Airplanes
AD 91-23-08 · published Dec 18, 1991, effective Dec 18, 1991
Mitsubishi Heavy Industries, Ltd. Airplanes
AD 91-25-05 · published Dec 18, 1991, effective Dec 18, 1991
Gulfstream Aerospace Corporation Airplanes
AD 91-25-06 · published Dec 18, 1991, effective Dec 18, 1991
The Boeing Company Airplanes
AD 91-23-16 · published Dec 20, 1991, effective Dec 20, 1991
Aerostar Aircraft Corporation Airplanes
AD 91-25-09 · published Dec 23, 1991, effective Dec 23, 1991
Embraer S.A. Airplanes
AD 91-26-02 · published Dec 23, 1991, effective Dec 23, 1991
Bombardier Inc. Airplanes
AD 91-25-10 · published Dec 27, 1991, effective Dec 27, 1991
The Boeing Company Airplanes
AD 91-25-03 R1 · published Dec 31, 1991, effective Dec 31, 1991
The Boeing Company Airplanes
AD 91-24-13 · published Dec 20, 1991, effective Dec 20, 1991
Sikorsky Aircraft Corporation Helicopters
